13 lines
280 B
Python
Executable File
13 lines
280 B
Python
Executable File
#!/usr/bin/env python3
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import fileinput
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from collections import Counter
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def main():
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n2, n3 = map(sum, zip(*map(lambda c: (2 in c.values(), 3 in c.values()), map(Counter, map(str.strip, fileinput.input())))))
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return n2 * n3
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if __name__ == '__main__':
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print(main())
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